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Kicker CSC65 (46CSC654)

600W Peak (200W RMS) 6.5” CS Series 2-way 4-ohm Coaxial Car Speakers (CSC654)

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600W Peak (200W RMS) 6.5” CS Series 2-way 4-ohm Coaxial Car Speakers (CSC654)

• 300 watts Peak Each, 100 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome zero-protrusion tweeters with neodymium magnets
• Polypropylene cone material with Extended Voice Coil (EVC) technology
• Impedance: 4 ohm
• Sensitivity: 90 dB

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found car based on your search
Fits the following location in your 1978 Eldorado
  • Front Door
110
Was $99.99 Details
Save $23.03
$76.96 /pair

In stock

JBL GX608C (GX608CAM)

420W Peak (140W RMS) 6.5” GX Series 2 Way 2.3-ohm Component Speaker System

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420W Peak (140W RMS) 6.5” GX Series 2 Way 2.3-ohm Component Speaker System

• 210 watts Peak Each, 70 watts RMS Each
• 1-13/16" Edge Driven Dome tweeters
• Polypropylene cone material
• Impedance: 2.3 ohm
• Sensitivity: 92 dB

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found car based on your search
Fits the following location in your 1978 Eldorado
  • Front Door
5
Was $119.99 Details
$99.99 /set

In stock

NVX ESP65

360W Peak (120W RMS) 6.5" E-Series 2-Way Coaxial Speakers with 13mm PEI Dome Tweeters

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360W Peak (120W RMS) 6.5" E-Series 2-Way Coaxial Speakers with 13mm PEI Dome Tweeters

• 180 watts Peak Each, 60 watts RMS Each
• 1/2" PEI (Polyetherimide) Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

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found car based on your search
Fits the following location in your 1978 Eldorado
  • Front Door
9
Was $53.99 Details
$44.99 /pair

In stock

Alpine R2-S652

600W Peak (200W RMS) 6.5" R-Series PRO 2-way 4-ohm Hi-Res Component Speaker System

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600W Peak (200W RMS) 6.5" R-Series PRO 2-way 4-ohm Hi-Res Component Speaker System

• 300 watts Peak Each, 100 watts RMS Each
• 1" Magnesium Hard Dome tweeters
• Reinforced Glass Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

FREE Speaker Baffles at Checkout! Shop deal
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found car based on your search
Fits the following location in your 1978 Eldorado
  • Front Door
Was $450.00 Details
$399.95 /set

In stock

• 300 watts Peak Each, 100 watts RMS Each
• 1" Magnesium Hard Dome tweeters
• Reinforced Glass Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

JBL Stadium 62CF

660W Peak (220W RMS) 6.5" Stadium Series 2-way Component 3-ohm Speakers

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660W Peak (220W RMS) 6.5" Stadium Series 2-way Component 3-ohm Speakers

• 330 watts Peak Each, 110 watts RMS Each
• 3/4" Aluminum Edge Driven Dome Tweeters
• Glass Fiber cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB

FREE Baffles, Damping, and More at Checkout! Shop deal
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VIP Product Get $41.00 in rewards to spend later

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found car based on your search
Fits the following location in your 1978 Eldorado
  • Front Door
1
Was $439.95 Details
$409.95 /set

In stock

• 330 watts Peak Each, 110 watts RMS Each
• 3/4" Aluminum Edge Driven Dome Tweeters
• Glass Fiber cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB

Hertz DSK 130.3

240W Peak (120W RMS) 5.25” Dieci Series 2-way 4-ohm Component Speaker System

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240W Peak (120W RMS) 5.25” Dieci Series 2-way 4-ohm Component Speaker System

• 120 watts Peak Each, 60 watts RMS Each
• 1" PEI (Polyetherimide) Dome-Cone tweeters with high-energy neodymium magnets
• Water-repellent Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

FREE Speaker Baffles at Checkout! Shop deal
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empty

found car based on your search
Fits the following location in your 1978 Eldorado
  • Rear Seat Side Panel
Was $230.00 Details
$199.99 /set

In stock

Only 2 Left!

• 120 watts Peak Each, 60 watts RMS Each
• 1" PEI (Polyetherimide) Dome-Cone tweeters with high-energy neodymium magnets
• Water-repellent Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

Hertz CK 165L

600W Peak (200W RMS) 6.5" Cento Series 2-way 4-ohm Component Speaker System

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600W Peak (200W RMS) 6.5" Cento Series 2-way 4-ohm Component Speaker System

• 300 watts Peak Each, 100 watts RMS Each
• 1" Tetolon Soft Dome tweeters
• Non-Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

FREE Baffles, Damping, and More at Checkout! Shop deal
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empty

found car based on your search
Fits the following location in your 1978 Eldorado
  • Front Door
1
Was $460.00 Details
$399.99 /set

In stock

Only 3 Left!

• 300 watts Peak Each, 100 watts RMS Each
• 1" Tetolon Soft Dome tweeters
• Non-Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

Limited time!

Kicker CSC5 (46CSC54)

450W Peak (150W RMS) 5.25” CS Series Coaxial Car Speakers (CSC54)

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450W Peak (150W RMS) 5.25” CS Series Coaxial Car Speakers (CSC54)

• 225 watts Peak Each, 75 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome tweeters with neodymium magnets
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

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VIP Product Get $7.70 in rewards to spend later

empty

found car based on your search
Fits the following location in your 1978 Eldorado
  • Rear Seat Side Panel
5
Was $99.99 Details
Save $23.03
$76.96 /pair

In stock

• 225 watts Peak Each, 75 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome tweeters with neodymium magnets
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

Rockford Fosgate P132

80W Peak (40W RMS) 3.5” Punch Series 2 Way Full Range Coaxial 4-ohm Speakers

P132 big
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80W Peak (40W RMS) 3.5” Punch Series 2 Way Full Range Coaxial 4-ohm Speakers

• 40 watts Peak Each, 20 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome tweeters
• Mineral-Filled Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 85 dB

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VIP Product Get $9.00 in rewards to spend later

empty

found car based on your search
Fits the following location in your 1978 Eldorado
  • Dash Corner
38
$89.99 /pair

In stock

• 40 watts Peak Each, 20 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome tweeters
• Mineral-Filled Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 85 dB

Hertz CK 165

570W Peak (190W RMS) 6.5" Cento Series 2-way 4-ohm Component Speaker System

CK 165 big
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570W Peak (190W RMS) 6.5" Cento Series 2-way 4-ohm Component Speaker System

• 285 watts Peak Each, 95 watts RMS Each
• 1" Tetolon Soft Dome tweeters with neodymium magnets
• Semi-Pressed paper with Mica cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

FREE Baffles, Damping, and More at Checkout! Shop deal
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VIP Product Get $40.00 in rewards to spend later

empty

found car based on your search
Fits the following location in your 1978 Eldorado
  • Front Door
Was $460.00 Details
$399.99 /set

In stock

• 285 watts Peak Each, 95 watts RMS Each
• 1" Tetolon Soft Dome tweeters with neodymium magnets
• Semi-Pressed paper with Mica cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

AudioControl PNW-525

150W Peak (100W RMS) 5.25″ PNW Series 2-way 2.6-ohm Coaxial Car Speakers

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150W Peak (100W RMS) 5.25″ PNW Series 2-way 2.6-ohm Coaxial Car Speakers

• 75 watts Peak Each, 50 watts RMS Each
• 0.79" Rear-dampened Hybrid Silk Dome tweeters
• Rigid Poly Mica cone material
• Impedance: 3 ohm
• Sensitivity: 88.41 dB

FREE Baffles, Damping, and More at Checkout! Shop deal
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VIP Product Get $22.90 in rewards to spend later

empty

found car based on your search
Fits the following location in your 1978 Eldorado
  • Rear Seat Side Panel
Was $299.00 Details
$229.00 /pair

In stock

Only 2 Left!

• 75 watts Peak Each, 50 watts RMS Each
• 0.79" Rear-dampened Hybrid Silk Dome tweeters
• Rigid Poly Mica cone material
• Impedance: 3 ohm
• Sensitivity: 88.41 dB

JL Audio C1-650se

450W Peak (100W RMS) 6.5" C1 Series 2-Way 4-ohm Component Speaker System

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450W Peak (100W RMS) 6.5" C1 Series 2-Way 4-ohm Component Speaker System


• 50 watts RMS Each
• 1" Silk Dome Tweeters
• Mineral-Filled Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

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empty

found car based on your search
Fits the following location in your 1978 Eldorado
  • Front Door
1
$229.99 /set

In stock


• 50 watts RMS Each
• 1" Silk Dome Tweeters
• Mineral-Filled Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

Rockford Fosgate Punch P1650

220W Peak (110W RMS) 6.5" Punch P1 Series 2-way 4-ohm Coaxial Speakers

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220W Peak (110W RMS) 6.5" Punch P1 Series 2-way 4-ohm Coaxial Speakers

• 110 watts Peak Each, 55 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome tweeters
• Mineral-Filled Polypropylene cone material with Vertical Attach Surround Technique (VAST)
• Impedance: 4 ohm
• Sensitivity: 88 dB

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VIP Product Get $11.00 in rewards to spend later

empty

found car based on your search
Fits the following location in your 1978 Eldorado
  • Front Door
59
$109.99 /pair

In stock

• 110 watts Peak Each, 55 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome tweeters
• Mineral-Filled Polypropylene cone material with Vertical Attach Surround Technique (VAST)
• Impedance: 4 ohm
• Sensitivity: 88 dB

JL Audio C1-650x

150W Peak (100W RMS) 6.5" Evolution C1 Series 2-way 4-ohm Coaxial Car Speakers

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150W Peak (100W RMS) 6.5" Evolution C1 Series 2-way 4-ohm Coaxial Car Speakers

• 75 watts Peak Each, 50 watts RMS Each
• 3/4" Silk-suspended Aluminum Dome ferrofluid-cooled tweeters with neodymium magnets
• Mineral-Filled Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

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VIP Product Get $12.00 in rewards to spend later

empty

found car based on your search
Fits the following location in your 1978 Eldorado
  • Front Door
31
$119.99 /pair

In stock

• 75 watts Peak Each, 50 watts RMS Each
• 3/4" Silk-suspended Aluminum Dome ferrofluid-cooled tweeters with neodymium magnets
• Mineral-Filled Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

Cerwin-Vega V465

800W Peak (150W RMS) 6.5" Vega Series 2-way Coaxial Car Speakers

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800W Peak (150W RMS) 6.5" Vega Series 2-way Coaxial Car Speakers

• 400 watts Peak Each, 75 watts RMS Each
• 1" Titanium Dome tweeters
• Curvilinear Mica Fiber Composite cone material
• Impedance: 4 ohm
• Sensitivity: 94 dB

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empty

found car based on your search
Fits the following location in your 1978 Eldorado
  • Front Door
28
Was $129.99 Details
$109.99 /pair

In stock

Rockford Fosgate Prime R1525X2

160W Peak (80W RMS) 5.25" PRIME Series 2-way 4-ohm Coaxial Car Speakers

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160W Peak (80W RMS) 5.25" PRIME Series 2-way 4-ohm Coaxial Car Speakers

• 80 watts Peak Each, 40 watts RMS Each
• 1/2" Silk Flush-mounted Dome tweeters
• Vacuum Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

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VIP Product Get $8.00 in rewards to spend later

empty

found car based on your search
Fits the following location in your 1978 Eldorado
  • Rear Seat Side Panel
16
$79.99 /pair

In stock

• 80 watts Peak Each, 40 watts RMS Each
• 1/2" Silk Flush-mounted Dome tweeters
• Vacuum Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

Kicker DSC650 (43DSC6504)

480W Peak (120W RMS) 6.5” DS Series 2-way 4-ohm Coaxial Car Speakers (DSC6504)

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480W Peak (120W RMS) 6.5” DS Series 2-way 4-ohm Coaxial Car Speakers (DSC6504)

• 240 watts Peak Each, 60 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome zero-protrusion tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

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VIP Product Get $8.00 in rewards to spend later

empty

found car based on your search
Fits the following location in your 1978 Eldorado
  • Front Door
26
Was $89.99 Details
$79.99 /pair

In stock

NVX XBAF65

2 Piece 6.5" or 6.75" Weatherproof Silicone Rubber Speaker Baffle Kit

XBAF65 big
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2 Piece 6.5" or 6.75" Weatherproof Silicone Rubber Speaker Baffle Kit

• Acoustically seals speakers for better sound performance
• Prevents front and rear wave cancellation
• Reduces panels vibrations
• Foldable design allows for varying depths

FREE Speaker Baffles at Checkout! Shop deal
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found car based on your search
This product fits your 1978 Eldorado
95
Was $34.99 Details
$21.99

In stock

• Acoustically seals speakers for better sound performance
• Prevents front and rear wave cancellation
• Reduces panels vibrations
• Foldable design allows for varying depths

JBL Stage3 527F (STAGE3527FAM)

400W Peak (80W RMS) 5.25" Stage3 Series 2-way Coaxial 3-ohm Speakers

Stage3 527F big
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400W Peak (80W RMS) 5.25" Stage3 Series 2-way Coaxial 3-ohm Speakers

• 200 watts Peak Each, 40 watts RMS Each
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 91 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.

empty

found car based on your search
Fits the following location in your 1978 Eldorado
  • Rear Seat Side Panel
4
Was $89.95 Details
$73.99 /pair

In stock

• 200 watts Peak Each, 40 watts RMS Each
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 91 dB

Deaf Bonce AP-M67AN

1200W Peak (600W RMS) 6.5” Apocalypse Series 4-ohm Midrange Car Speakers

AP-M67AN big
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1200W Peak (600W RMS) 6.5” Apocalypse Series 4-ohm Midrange Car Speakers

• 600 watts Peak Each, 300 watts RMS Each
• Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 102 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
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VIP Product Get $44.99 in rewards to spend later

empty

found car based on your search
Fits the following location in your 1978 Eldorado
  • Front Door
1
$449.90 /pair

In stock

Only 2 Left!

• 600 watts Peak Each, 300 watts RMS Each
• Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 102 dB

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    FAQ for your 1978 Eldorado

    Q: Can I upgrade the factory stereo system in my 1978 Cadillac Eldorado?

    A: Yes you can improve your sound in your Eldorado by upgrading your speakers and/or adding an amplifier. You may also be able to update the stereo and main display in your 1978 Eldorado if there is a dash kit and harness solution available.

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    1978 Cadillac Eldorado

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